The Associated Press Staff BEIJING (AP) — Six suspects arrested in a foiled plane hijack in the far-western Xinjiang region are all Uighur men, Chinese state media reported, adding to ethnic tension in the region days ahead of the third anniversary of deadly riots.

When the United States formally established diplomatic relations with the People’s Republic of China in 1979, Washington state already had a formal relationship with it. Today, China is the state’s leading trading partner and principal export market for items like aircraft parts and agricultural products.